#include <bits/stdc++.h>
using namespace std;
#include <atcoder/convolution>
using namespace atcoder;
using ll = long long;
using pii = pair<int, int>;
#define rep(i, a, b) for (int i = (a); i <= (b); i++)
#define per(i, a, b) for (int i = (a); i >= (b); i--)
#define endl '\n'
const int N = 2e5 + 5;

int n, m;
int a[N];

int main() {
  ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  cin >> n >> m;
  vector<ll> a(n), b(m);
  rep(i, 0, n - 1) cin >> a[i];
  rep(i, 0, m - 1) cin >> b[i];
  vector<ll> c = convolution<998244353>(a, b);
  rep(i, 0, n + m - 2) cout << c[i] << ' ';
  return 0;
}